Commit | Line | Data |
---|---|---|
1 | #include "env.h" | |
2 | #include "str.h" | |
3 | ||
4 | extern /*@null@*/char *env_get(s) | |
5 | char *s; | |
6 | { | |
7 | int i; | |
8 | unsigned int slen; | |
9 | char *envi; | |
10 | ||
11 | slen = str_len(s); | |
12 | for (i = 0;envi = environ[i];++i) | |
13 | if ((!str_diffn(s,envi,slen)) && (envi[slen] == '=')) | |
14 | return envi + slen + 1; | |
15 | return 0; | |
16 | } | |
17 | ||
18 | extern char *env_pick() | |
19 | { | |
20 | return environ[0]; | |
21 | } | |
22 | ||
23 | extern char *env_findeq(s) | |
24 | char *s; | |
25 | { | |
26 | for (;*s;++s) | |
27 | if (*s == '=') | |
28 | return s; | |
29 | return 0; | |
30 | } |